Mars is the fourth planet from the sun and has a distinct rusty red appearance and two unusual moons. The Red Planet is a ...

The reason why Mars is called the Red Planet is because of its reddish appearance when seen from space and Earth. Mars is red due to iron oxide commonly known as rust. The reddish appearance created ...

The story of the red planet, it turns out, may be due for a revision. At one time, experts thought that Mars was covered with fields of rocks with iron trapped inside. Somehow or other, and over a ...